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The necessity of representing organizational data at different levels of abstraction is:在不同抽象级别表示组织数据的必要性是::()?

（A）Because most chief data officers don't have the technical background to be held accountable for complex data diagrams因为大多数首席数据官不具备负责复杂数据图的技术背景

（B）Because most database administrators need specifications to build databases with appropriate response times因为大多数数据库管理员需要规范来构建具有适当响应时间的数据库

（C）because most organizations have more data than individual people can comprehend understand and make decisions about因为大多数组织拥有的数据超出了个人所能理解、理解和决策的范围

（D）Because most architects want to deploy a complete suite of drawings for project deliverables因为大多数建筑师希望为项目交付成果部署一套完整的图纸

（E）Because most organizations need to accommodate to the different points of view of interest因为大多数组织需要适应的不同观点 答案解析: 模型是以较抽象的形式去表示具体的事物，便于大家理解技术同时不同层级的模型是给予不同的用户查阅的，如概念模型用于高层，物理模型用于技术沟通等;因此:“because most organizations have more data than individual people can comprehend understand and make decisions about”较符合题义;至于答案“Because most organizations need to accommodate to the different points of view of interest”不选择的原因是模型不是去适应观点的，而是抽象表示具体的事物